* {
  box-sizing: border-box;
}

body {
  font-family: Arial, Helvetica, sans-serif;
}

/* Style the header */
header {
  padding: 2px;
  text-align: center;
  font-size: 12px;
  color: DarkGreen;
  background-image:url(../img/Fractal.png);
  background-size: 150px;
  width: 100%;
  height: 80px;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  background-size: cover;
  background-blend-mode: lighten;
}


/* Container for flexboxes */
section {
  display: -webkit-flex;
  display: flex;
}

/* Style the navigation menu */
nav {
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
  background: #eee;
  padding: 15px;
  overflow-y: scroll; /* Show vertical scrollbar */
}

/* Style the list inside the menu */
nav h4 {
  margin: 0px 0px 0px 0px; 
  padding: 0px 0px 0px 0px;
}

nav li {
  margin: 0px 0px 0px 0px; 
  padding: 0px 0px 0px 0px;
  list-style-type: none;
  font-family: "Comfortaa Thin", Comfortaa;
  color:#807f7f;  
}

ul {
  list-style-type: none;
}

/* Style the content */
article {
  -webkit-flex: 3;
  -ms-flex: 3;
  flex: 3;
  background-color: white;
  padding: 10px;
}

/* Style the footer */
footer {
  background-color:#E7E7E7;
  color: black;
  padding: 5px;
  text-align: center;
}

/* Create two equal columns that floats next to each other */
.row {
  display: flex;
}

/* Create two equal columns that sits next to each other */
.column {
  flex: 30%;
  padding: 10px;
}

.vertical-center {
  top: 30%;
}

.Caption
{
  color: Gray;
  font-size: 14px;
  font-weight: bold;
}

a:link {color:#0000ff; text-decoration:none;}
/*a:visited {color:#ff00ff;} */
a:hover {background:LightBlue; text-decoration:underline;}

.iFrameClass { 
   flex-grow: 1; 
   border: none; 
   margin: 0; 
   padding: 0; 
   display: flex; width: 100%; height: 100%;   
}

/* Responsive layout - makes the menu and the content (inside the section) sit on top of each other instead of next to each other */
@media (max-width: 600px) {
  section {
    -webkit-flex-direction: column;
    flex-direction: column;
  }
}